[  482.801557] netdevsim netdevsim462 eni462np1: renamed from eth0
[  482.902779] netdevsim netdevsim588 eni588np1: renamed from eth1
[  483.232484] Could not find device with ifindex 2000 in netnsfd 11
[  483.232637] Could not find netns with fd: 2000
[  483.232729] Cannot link a netdevsim to itself
[  483.232823] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).